Nature PTFE/Nature silicone septa 22 x 3mm, pk/100 Back Catalog number: S228 Availability: In the manufacturer's stock Price on request - + Recommended 38-136 20mm PTFE Liner 425,00 Kč V0004-D Seal G13 for 4mL vials PTFE/silicone, pk/100 Price on request 606MSLB-17 17mm Diameter Low Bleed Yellow PTFE/Cream Silicone 675,00 Kč